xml解析用正则解决没有标签的文本的解析不出异常

如  <q>sasas<w>eqwe</w>ddas</q>

package com.people.xmlToSql;

import java.io.File;
import java.io.IOException;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.jdom.Document;
import org.jdom.input.SAXBuilder;
import org.jdom.output.Format;
import org.jdom.output.XMLOutputter;

/**
 *
 *  @author   : qinyi
 *  date	   : 2019年8月14日,下午5:25:40

 */
public class T2 {
    public static Document load(){
        Document document=null;
    String url="E://QQ//batch2.xml";
    try {
        SAXBuilder reader = new SAXBuilder();
        document=reader.build(new File(url));
   } catch (Exception e) {
        e.printStackTrace();
   }
    return document;
  }

	public static String XmlToString(){
        Document document=null;
    document=load(); 

    Format format =Format.getPrettyFormat();
    format.setEncoding("UTF-8");//设置编码格式  

    StringWriter out=null; //输出对象
    String sReturn =""; //输出字符串
    XMLOutputter outputter =new XMLOutputter();
    out=new StringWriter();
    try {
       outputter.output(document,out); 

    } catch (IOException e) {
       e.printStackTrace();
    }
    sReturn=out.toString();
    return sReturn;
}
	 public static List<String> getFieldListByRegex(String xml, String label) {
	        //正则表达式
	        String regex = "<" + label + ">(.*?)</" + label + ">";
	        Pattern pattern = Pattern.compile(regex);
	        Matcher m = pattern.matcher(xml);
	        //匹配的有多个
	        List<String> fieldList = new ArrayList<>();
	        while (m.find()) {
	            if (!("".equals(m.group(1).trim()))) {
	                fieldList.add(m.group(1).trim());
	            }
	        }
	        return fieldList;
	    }
	 public static void main(String[] args) {

	}

}